Stress affects most people in some way. Acute (sudden, short-term) stress leads to rapid changes throughout the body. Almost all body systems (the heart and blood vessels, immune system, lungs, digestive system, sensory organs, and brain) gear up to meet perceived danger. These stress responses could prove beneficial in a critical, life-or-death situation. Over time, however, repeated stressful situations put a strain on the body that may contribute to physical and psychological problems. Chronic (long-term) stress can have real health consequences and should be addressed like any other health concern. Fortunately, research is showing that lifestyle changes and stress-reduction techniques can help people learn to manage their stress.
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3

Get Up and Go:
Effective exercising will increase the blood flow to every cell in the body. This is the way of effectively providing nutrients to grow, maintain and repair or various tissues. By limiting or reducing the exercise, the bodies tissues will be hard pressed to maintain, let alone grow and develop to the degree necessary to survive in a healthy state.
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4

Please define:
Hi. There are thyroid nodules and lymph nodes, but not "thyroid nodes". However, removal of neither thyroid nodules nor lymph nodes will affect the function of the brain. Frankly that's kind of an off the wall question. Is there something particular you're thinking of? Good luck!
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7

Slows down:
In the course of aging the process of moving food/stool through the intestine, particularly the colon, tends to slow down. This increases the problems of constipation so many older patients need to takes more active steps to avoid constipation.
Stomach acid production can also reduce, making digestion a little less efficient.
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12

Hyperthyroidism:
Makes everything in your body work faster and harder. Therefore, it affects every chemical process, every organ, every function in your body. It needs to be treated properly to avoid any long term damage.
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13

Hormones:
Please go online to Yahoo Images or something similar and look for images of the Pituitary Gland. There is usually a small comment with the images.
Fell free to contact me again if there are things on the web you don't fully understand.
You can of course also discuss these items with your doctor.
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15

Bad:
Ra is an inflammotry disorder, characterized by high levels of CRP in the body. CRP does not cause the damge, but is the best surrogate marker for inflammation in the body, particularly the blood stream. Inflammation hurts the ling of blood vessels and increases the tendency to deposit cholesterol plaques. It raises clotting factors, such as fibrinogen which makes the blood more liely to clot!
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17

May help:
Especially if you are suffering from depressive disorder or anxiety. But if not, it is hard to say. In any case, unless you are suffering from recent impairment of cognition due to depression or anxiety, degree of improvement will not be dramatic. For people who are not suffering from mental illness, i don't think any antidepressant will help.
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20

'fight or flight':
Stress causes increased activity in the sympathetic nervous system and the release of stress hormones. As a result: heart rate, blood pressure, and breathing rate increases; there is increased sweating; skin temperature decreases as blood shifts to the vital organs; there can be muscle tension or tremors; GI disturbance such as nausea, stomach ache, or diarrhea; pacing, hand-wringing, etc.
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You can have problems with they thyroid making too much or too little thyroid hormone. You can also have problems with it being too large (goiter) of having nodules or cysts in it. There are also occasional thyroid cancers. Most thyroid problems can be easily diagnosed and treated by a qualified doctor.
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